Finding the Fourth Proportional to 1,378,801.07, 1,902,799.62 and 834,629.00
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Solution
The fourth proportional to 1,378,801.07, 1,902,799.62 and 834,629.00 is: 1,151,820.79
Step by Step Solution
- Step 1: Write the proportion equation
1,378,801.07 : 1,902,799.62 = 834,629.00 : x - Step 2: Convert to fraction form
1,378,801.07/1,902,799.62 = 834,629.00/x - Step 3: Cross multiply
1,378,801.07x = 1,902,799.62 × 834,629.00 - Step 4: Simplify right side
1,378,801.07x = 1,588,131,734,526.98 - Step 5: Solve for x
x = 1,588,131,734,526.98/1,378,801.07 - Step 6: Final answer
x = 1,151,820.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.